Revenue - Schedule of Revenue by Category (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,483,296	$ 1,267,321	$ 1,068,989
Revenue \| Product
Disaggregation of Revenue [Line Items]
% of Total Revenue	100.00%	100.00%	100.00%
Total subscription
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,384,520	$ 1,176,606	$ 984,762
Total subscription \| Revenue \| Product
Disaggregation of Revenue [Line Items]
% of Total Revenue	93.00%	93.00%	92.00%
SaaS
Disaggregation of Revenue [Line Items]
Total revenue	$ 687,619	$ 547,520	$ 424,053
SaaS \| Revenue \| Product
Disaggregation of Revenue [Line Items]
% of Total Revenue	46.00%	43.00%	40.00%
Self-managed subscription
Disaggregation of Revenue [Line Items]
Total revenue	$ 696,901	$ 629,086	$ 560,709
Self-managed subscription \| Revenue \| Product
Disaggregation of Revenue [Line Items]
% of Total Revenue	47.00%	50.00%	52.00%
Services
Disaggregation of Revenue [Line Items]
Total revenue	$ 98,776	$ 90,715	$ 84,227
Services \| Revenue \| Product
Disaggregation of Revenue [Line Items]
% of Total Revenue	7.00%	7.00%	8.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details